<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
  <title>CSS Parsing: Negative Border Widths</title>
  <style type="text/css">
   test { color: green; border-color: red; border-width: 0; border-width: -10px; border-style: solid; display: block; }
  </style>
 </head>
 <body>
  <test xmlns="http://www.example.org/">
    This should have no border, because negative border is a parser error.
  </test>
 </body>
</html>
